WGU D115 OA Advanced
Pathophysiology Exam (Latest 2026
/ 2027) Actual Questions with
Detailed Answers and OA
Readiness Practice Exam (BEST
VERSION)
Which GCS score range is indicative of a severe Traumatic Brain Injury?
A) 13-15
B) 9-12
C) 3-8
D) 0-2 - ANSWER-C
A patient presenting with Generalized Anxiety Disorder is most likely to exhibit which
primary symptoms?
A) Flashbacks and hypervigilance
B) Hallucinations and paranoia
C) Ritualistic hand washing
D) Impaired concentration and irritability - ANSWER-D
Which clinical findings are classic for a diagnosis of acute otitis media?
A) Otalgia and muffled hearing
B) Dizziness and high-pitched tinnitus
C) Clear drainage and itching
D) Bone conduction greater than air conduction - ANSWER-A
Which laboratory value is associated with increasing insulin resistance?
A) LDL < 100 mg/dL
B) Fasting glucose of 90 mg/dL
C) Triglycerides > 150 mg/dL
D) HDL > 60 mg/dL - ANSWER-C
What is the underlying mechanism of Type 1 Diabetes Mellitus?
A) Chronic pancreatitis
B) Beta cell destruction leading to absolute deficiency
,C) Excessive glucagon production
D) Peripheral insulin resistance - ANSWER-B
Which pharmacological intervention reduces the incidence of endometrial cancer?
A) Estrogen-only therapy
B) Daily low-dose aspirin
C) Tamoxifen
D) Oral contraceptives - ANSWER-D
Which imaging finding is a key feature in diagnosing ARDS?
A) Unilateral lobar consolidation
B) Bilateral infiltrates
C) Cephalization of pulmonary vessels
D) Enlarged cardiac silhouette - ANSWER-B
How is a formal diagnosis of hypertension determined?
A) BP measured on 2+ occasions averaged 2 mins apart
B) A single elevated reading in a clinical setting
C) One elevated reading at home and one in the clinic
D) A single reading of 130/80 mmHg - ANSWER-A
Which symptoms are most associated with left-sided heart failure?
A) Peripheral edema and JVD
B) Ascites and hepatomegaly
C) Dyspnea and pulmonary congestion
D) Splenomegaly and anorexia - ANSWER-C
Pernicious anemia results from a lack of intrinsic factor - ANSWER-necessary for
absorbing:
A) Vitamin B12
B) Iron
C) Folic acid
D) Vitamin K, A
Which compensatory mechanism is activated by kidneys in response to decreased
perfusion?
A) Release of ADH
B) Activation of the RAAS
C) Secretion of BNP
D) Inhibition of erythropoietin - ANSWER-B
What is the primary cause of Intrarenal Acute Kidney Injury (AKI)?
A) Nephrolithiasis
B) Hypotension
C) Prostatic hypertrophy
D) Acute Tubular Necrosis (ATN) - ANSWER-D
, Which acid-base imbalance is most common in chronic renal failure?
A) Metabolic alkalosis
B) Metabolic acidosis
C) Respiratory acidosis
D) Respiratory alkalosis - ANSWER-B
Which of the following is a hallmark clinical sign of Nephrotic Syndrome?
A) Massive proteinuria (>3.5g/day)
B) Hematuria
C) Hypotension
D) Hypolipidemia - ANSWER-A
The most common causative organism in uncomplicated UTIs is:
A) Staphylococcus aureus
B) Klebsiella pneumoniae
C) Proteus mirabilis
D) Escherichia coli - ANSWER-D
Which hypersensitivity reaction is involved in Anaphylaxis?
A) Type II (Cytotoxic)
B) Type III (Immune complex)
C) Type I (IgE-mediated)
D) Type IV (Delayed-type) - ANSWER-C
The pathophysiological hallmark of SLE is:
A) Destruction of T-cells
B) Deposition of immune complexes
C) Excessive production of IgE
D) Mast cell degranulation - ANSWER-B
In Iron Deficiency Anemia - ANSWER-how does the MCV appear?
A) Microcytic (Low MCV)
B) Macrocytic (High MCV)
C) Normocytic (Normal MCV)
D) Hyperchromic, A
Which physical finding is specific to Vitamin B12 deficiency but NOT folate?
A) Fatigue
B) Glossitis
C) Pallor
D) Paresthesia and neurological deficits - ANSWER-D
What is the primary defect in Hemophilia A?
A) Deficiency of Factor IX
B) Platelet dysfunction
Pathophysiology Exam (Latest 2026
/ 2027) Actual Questions with
Detailed Answers and OA
Readiness Practice Exam (BEST
VERSION)
Which GCS score range is indicative of a severe Traumatic Brain Injury?
A) 13-15
B) 9-12
C) 3-8
D) 0-2 - ANSWER-C
A patient presenting with Generalized Anxiety Disorder is most likely to exhibit which
primary symptoms?
A) Flashbacks and hypervigilance
B) Hallucinations and paranoia
C) Ritualistic hand washing
D) Impaired concentration and irritability - ANSWER-D
Which clinical findings are classic for a diagnosis of acute otitis media?
A) Otalgia and muffled hearing
B) Dizziness and high-pitched tinnitus
C) Clear drainage and itching
D) Bone conduction greater than air conduction - ANSWER-A
Which laboratory value is associated with increasing insulin resistance?
A) LDL < 100 mg/dL
B) Fasting glucose of 90 mg/dL
C) Triglycerides > 150 mg/dL
D) HDL > 60 mg/dL - ANSWER-C
What is the underlying mechanism of Type 1 Diabetes Mellitus?
A) Chronic pancreatitis
B) Beta cell destruction leading to absolute deficiency
,C) Excessive glucagon production
D) Peripheral insulin resistance - ANSWER-B
Which pharmacological intervention reduces the incidence of endometrial cancer?
A) Estrogen-only therapy
B) Daily low-dose aspirin
C) Tamoxifen
D) Oral contraceptives - ANSWER-D
Which imaging finding is a key feature in diagnosing ARDS?
A) Unilateral lobar consolidation
B) Bilateral infiltrates
C) Cephalization of pulmonary vessels
D) Enlarged cardiac silhouette - ANSWER-B
How is a formal diagnosis of hypertension determined?
A) BP measured on 2+ occasions averaged 2 mins apart
B) A single elevated reading in a clinical setting
C) One elevated reading at home and one in the clinic
D) A single reading of 130/80 mmHg - ANSWER-A
Which symptoms are most associated with left-sided heart failure?
A) Peripheral edema and JVD
B) Ascites and hepatomegaly
C) Dyspnea and pulmonary congestion
D) Splenomegaly and anorexia - ANSWER-C
Pernicious anemia results from a lack of intrinsic factor - ANSWER-necessary for
absorbing:
A) Vitamin B12
B) Iron
C) Folic acid
D) Vitamin K, A
Which compensatory mechanism is activated by kidneys in response to decreased
perfusion?
A) Release of ADH
B) Activation of the RAAS
C) Secretion of BNP
D) Inhibition of erythropoietin - ANSWER-B
What is the primary cause of Intrarenal Acute Kidney Injury (AKI)?
A) Nephrolithiasis
B) Hypotension
C) Prostatic hypertrophy
D) Acute Tubular Necrosis (ATN) - ANSWER-D
, Which acid-base imbalance is most common in chronic renal failure?
A) Metabolic alkalosis
B) Metabolic acidosis
C) Respiratory acidosis
D) Respiratory alkalosis - ANSWER-B
Which of the following is a hallmark clinical sign of Nephrotic Syndrome?
A) Massive proteinuria (>3.5g/day)
B) Hematuria
C) Hypotension
D) Hypolipidemia - ANSWER-A
The most common causative organism in uncomplicated UTIs is:
A) Staphylococcus aureus
B) Klebsiella pneumoniae
C) Proteus mirabilis
D) Escherichia coli - ANSWER-D
Which hypersensitivity reaction is involved in Anaphylaxis?
A) Type II (Cytotoxic)
B) Type III (Immune complex)
C) Type I (IgE-mediated)
D) Type IV (Delayed-type) - ANSWER-C
The pathophysiological hallmark of SLE is:
A) Destruction of T-cells
B) Deposition of immune complexes
C) Excessive production of IgE
D) Mast cell degranulation - ANSWER-B
In Iron Deficiency Anemia - ANSWER-how does the MCV appear?
A) Microcytic (Low MCV)
B) Macrocytic (High MCV)
C) Normocytic (Normal MCV)
D) Hyperchromic, A
Which physical finding is specific to Vitamin B12 deficiency but NOT folate?
A) Fatigue
B) Glossitis
C) Pallor
D) Paresthesia and neurological deficits - ANSWER-D
What is the primary defect in Hemophilia A?
A) Deficiency of Factor IX
B) Platelet dysfunction
